This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
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v. Alternative spelling of pressurize.

v. maintain a certain pressure

v. increase the pressure in or of

v. increase the pressure on a gas or liquid

"This is a "campaign of illegality designed to pressurise EDO to cease its lawful business" and has led to a series of convictions of campaigners, according to the police."

maintain    hold    keep    correct    set    adjust    change    modify    alter